.search_block { 
    margin-right: 70px;
}

.search_input {
    display: block;
    width: 90%;
    position: relative;
    float: left;
    margin-right: -100%;
    color: #9e9e9e;
}
.search_input_act {
    color: #333333;
}

.search_button {
    position: relative;
    width: 68px;
    float: left;
    margin-left: 100%;
    margin-top:-1px; 
    padding:1px 0 0 0;
}

